Memo board



FIG. 1 is a perspective view of a memo board, showing my new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines are included for the purpose of illustrating environment and unclaimed portions of the article that form no part of the claimed design. 

CLAIM The ornamental design for a memo board, as shown and described. 